SS 304 Seamless Pipes are among the most widely used stainless steel pipes across global industries due to their outstanding corrosion resistance, strength, and durability. Stainless Steel 304 Seamless Pipes belong to the austenitic stainless steel family and are commonly referred to as 18/8 Stainless Steel because they contain approximately 18% chromium and 8% nickel.
These pipes provide excellent mechanical properties and resistance to oxidation, making Stainless Steel 304 Seamless Pipes ideal for industrial piping systems, chemical processing plants, food industries, and structural engineering applications. Whether you are navigating the complexities of chemical processing or high-temperature steam lines, choosing the right Stainless Steel 304 Seamless Pipes ensures your project stays on track and under budget.
Chemical Properties of SS 304 Seamless Pipes:
| Element | Composition (%) |
|---|---|
| Carbon (C) | ≤ 0.08 |
| Chromium (Cr) | 18.0 – 20.0 |
| Nickel (Ni) | 8.0 – 10.5 |
| Manganese (Mn) | ≤ 2.00 |
| Silicon (Si) | ≤ 1.00 |
| Phosphorus (P) | ≤ 0.045 |
| Sulfur (S) | ≤ 0.030 |
| Nitrogen (N) | ≤ 0.10 |
| Iron (Fe) | Balance |
Mechanical Properties of Stainless Steel 304 Seamless Pipes:
| Property | Value (Min.) |
|---|---|
| Tensile Strength | 515 (MPa) |
| Yield Strength (0.2%) | 205 (MPa) |
| Elongation | 40% |
| Hardness (Rockwell B) | 92 HRB |
| Hardness (Brinell) | 201 HB |
Physical Properties of 304 SS Seamless Pipes:
| Property | Value |
|---|---|
| Density | 8.0 g/cm³ |
| Melting Point | 1400–1450°C |
| Thermal Conductivity | 16.2 W/m·K |
| Specific Heat | 500 J/kg·K |
| Electrical Resistivity | 72 µΩ·cm |
| Modulus of Elasticity | 193 GPa |
Product Specifications:
| Property | Specification |
|---|---|
| Steel Grade | SS 304 |
| Length | 6m |
| Shape | Round |
| Thickness | 2 mm – 4 mm |
| Min. Order Quantity | 200 Kilogram |
Key Applications
- Oil & Gas: Transporting fluids under extreme pressure.
- Food & Dairy: Where hygiene and easy cleaning are non-negotiable.
- Pharmaceuticals: Ensuring zero contamination in sensitive environments.
- Heat Exchangers: Utilizing the excellent thermal properties of the 304 alloy .
Pro Tip: While 304 is the “workhorse” of the industry, if your project involves high-salinity marine environments, you might want to consider Grade 316 for even higher chloride resistance.
If you are looking for a trusted supplier of SS 304 Seamless Pipes, we offer a comprehensive range of sizes and specifications to meet your industrial piping requirements.
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